Padded vinyl high back. PU, polypropylene arms. Vinyl padded nylon armrests. Padded vinyl waterfall seat pan. Height adjustable. Tilt mechanism. Dual-tone aluminum and nylon base. Dual-wheel white-rimmed casters. Backrest: 2.5 in. W x 21 in. H. Armrest height: 8 in.. Cushion thickness: 2.5 in.. Seat: 18.5 in. W x 19 in. D x 17.5 in. - 20 in. H. Overall: 25 in. W x 25 in. D x 37.5 in. - 40.5 in. HLead your way forward with the Premier high back office chair. Finely upholstered in padded vinyl, Premier both supports your entire seating region in utmost comfort, while instilling a sense for having achieved some hard-earned dignity. Premier comes with padded vinyl arms, a dual-toned polished aluminum and nylon base, and five dual-wheel hooded casters, to top off this exceptionally modern chair with a dynamic twist.